Percotop Fedora Is a vape pen attachment that can be used as an accessory on any globe style vaporizer pen. Simply take off the glass globe and replace with PERCOTOP Fedora for a smoother and cooler vaping experience . The Yellow tip looks like a fedora hat for Percotops beloved mascot "Prescott Percotop "  also acts as a non spill feature Preventing water from spilling  out even when tipped upside down .   A small maria on the Inner wall of the glass helps stack up bubbles for more double perc  diffusion.